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发明名称
Correcteur d'appareil d'écoute pour le tir au son
摘要
申请公布号
FR782989(A)
申请公布日期
1935.07.05
申请号
FRD782989
申请日期
1934.12.13
申请人
TECHNICKY PRUEMYSL AKCIOVA SPOLECNOST
发明人
分类号
G03B27/68
主分类号
G03B27/68
代理机构
代理人
主权项
地址
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